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:1998-03-06陆光立 赵庆祥(上海化工高等专科学校,上海200233)(华东理工大学,上海200237)(FPAS)(Fe3O4),CODcr;,;,;,1,,30004000mg/L,,,,,,CODcr,CODcrNH3-N(FPAS),(Fe3O4),,,,CODcrNH3-N,,Fe3O4,22.114L,2L,2.22.2.1,11.2.3.4.5.6.7.8.9.10.11.()12.13.()11mg/L(pH)400NH4Cl500KH2PO4240NaHCO3700CaCl214FeCl36H2O0.08pH7.52.2.21,Fe3O41.2g/L,,,14d,891011219986URBANENVIRONMENT&URBANECOLOGYVol.11No.2June.1998g/L,COD75%,950,Fe3O42.2.3[1]CODcr,BOD5,NH3-N,SPM-10ApH33.1CODcrNH3-N,CODcr800mg/L,202522COD:CODcr,12h,CODcr80150mg/L,15%,,,3CODcr,Fe3O4,,,[2]33.2,,22(mg/L)406080150200250266300ASP(%)FPAS(%)80100501004010009290878510,150mg/L,,266mg/L85%,300mg/L,,,,,,,,3.3(1.0041.006)[3],,,,,11,,(PAC)Fe3O41g/L,Fe3O4PACSVI:235,175,PAC150,Fe3O4125Fe3O4(5.18),,[4],444,10MLSS3.03.5g/L,SV92%97%,MLSS3.5g/L9g/L,SV58%,,,3.4,,,5(660nm)70%80%,97%99%,,,,,,5(660nm)44.1COD4.2Fe3O4,,MLSS,4.31..,:,19892.,52482743..:,1988:1394.[l1N.5966395*,,:1966,,,(16)121121998EngineeringandTechnicalResearchonUseofLandTreatmentSystemforWastewaterfromRushanPaper-MillYuXiulingLiWanqing(TianjinAcademyofEnvironmentalScience,Tianjin300191)AbstractUsingsoilcolumnexperimenttosimulatelandtreatmentsystem,CODofindus-trialwastewaterinRushanPaper-Millcanberemoved.ExperimentalresultsshowthattheCODremovalcouldreach80%withanapplicationof20000mL/d(hydraulicloading0.25meachtime)attemperaturefrom10to28.Accordingtotheresults,atreatmentprojectforindustrialwaste-waterwasdesigned.Theprojectconsistsofanaerobicpond,settlingandadjustingpond,andlandtreatmentsystem,etc.Thepreliminaryoperationprovedthatthenationalindustrialdischargestandardcanbeachievedbyusinglandtreatmentsystemsfortreatingpapermakingwastewaterontheconditionofproperdesignandmanagement.Keywordssoilcolumnsimulantexperimentlandtreatmentsystemsanaerobicpondsettlingandadjustingpondpapermillwastewater(12)InvestigationontheFerromagneticPowder-SupplementedActivatedSludgeProcessTechnologyLuGuangLiZhaoQingxiang(ShanghaiInstituteofChemicalTechnology,Shanghai200230)AbstractFerromagneticPowderActivatedSludge(FPAS)isabiologicaltreatmenttechnol-ogywheresomeferromagneticpowder(Fe3O4)wasaddedintheaerobictankoftheconven-tionalActivatedSludgeProcess(ASP).IncomparisonwithconventionalASP,FAPSisbet-terthanASPinrelationtoremovalofCOD,NH3-Nandthepermissiveconcentrationofpoi-sons.Theflocstructureandthesettlingcharacteristicsofthesludgehavebeenimprovedwithlesspossibilityofsludgebulking.Thebiomassintheaerobictankandthetreatmentca-pacityhavebeenincreasedsignificantly,therebyreducingthesizeofthefacilityandsavingcapitalcost.KeywordswastewatertreatmentFerromagneticPowderActivatedSludgesystembiologicalnitrogenremoval161121998